Revision Flashcards
Where is calcitonin produced and what is it’s role?
Calcitonin is released by the thyroid gland in response to INCREASED Ca2+. It promotes the bones to take up Ca2+ for osteoblastic activity
What is PTH and what role does it play in calcium homeostasis?
PTH is parathyroid hormone. It is released from the parathyroid gland in response to DECREASED Ca2+ in the blood.
It promotes the kidney to save Ca2+ and produce vitamin D which stimulates the uptake of Ca2+ from the intestines.
It also stimulates bones to release Ca2+.
What type of lipoprotein transports cholesterol to the cells?
Low-density lipoprotein (LDL)
What is HDL and what is it’s role?
HDL is high-density lipoprotein. It collects cholesterol from the cells and artery walls and transports it to the liver for excretion.
What class of drug is nicotine?
Stimulant
What class of drug is ecstasy?
Stimulant and hallucinogen
What class of drug is heroin?
Opiate
What class of drug is marijuana?
Hallucinogen
What class of drug is LSD?
Hallucinogen
What class of drug is anabolic steroids?
Other
Give three examples of depressants.
Alcohol
Sedatives
Anxiolytics
Provide four examples of stimulants.
Cocaine
Nicotine
Amphetamine
Ecstasy
Give three examples of opiates.
Heroin
Morphine
Codeine
Give three examples of hallucinogens.
Marijuana
LSD
Ecstasy
What are some drugs classified as “other”?
Inhalants
Medication
Anabolic steroids
